Also listed on Dash Navigation, Inc., an earlier holder on the record. The recorded assignments below show how it moved.
Term ends Nov 13, 2028 · High confidence
20-year base term ended Nov 29, 2025
Held by Malikie Innovations Limited
Filed Nov 29, 2005 as application 11/290,869 · Granted Dec 10, 2013
Base term plus 1080 days of patent term adjustment (USPTO delay)
Today
2005
2028
Clock starts
Nov 29, 2005
Nov 29, 2005
Term ends
Nov 13, 2028
Nov 13, 2028
Granted
Dec 10, 2013
Dec 10, 2013
base term
patent term adjustment
fee events
Updated Nov 14, 2026 · includes USPTO assignment & status data published Nov 14, 2026 and grant & fee data published Nov 10, 2026 (weekly) · how we know
1,080
Days of term adjustment
Read from the USPTO patent term adjustment record, not recalculated here.
None
Terminal disclaimer
No disclaimer on this record.
3 of 3
Maintenance fees paid
Three maintenance fees fall due, at 3.5, 7.5 and 11.5 years from grant. This counts the ones the record shows paid.
3
Family applications on record here
Applications sharing this one's continuity chain whose file history this site holds. The family may have others.
This patent's term runs 1080 days past its 20-year base term on prosecution delay. All three maintenance fees are recorded paid; no more fees are due. Confidence: High. from the record
How we calculated this date
One row per rule, each showing its own input and what it did to the date. A step we could not verify says so instead of resolving itself.
| Step | Input | Date after this step | Confidence |
|---|---|---|---|
| Base term, 20 years from filing | Clock starts Nov 29, 2005, when this application, 11/290,869, was filed | Nov 29, 2025 | High confidence |
| Continuity chain | Every parent in the chain resolved | no change | High confidence |
| Patent term adjustment | +1080 days, USPTO patent term adjustment record | Nov 13, 2028 | High confidence |
| Terminal disclaimer cap | None on record | no cap applied | High confidence |
| Patent term extension | None on file | no change | High confidence |
| Fee events | 3 of 3 maintenance fees paid | In force | High confidence |
| Computed term end | The steps above, in order | Nov 13, 2028 | High confidence |
This family
| US 8,606,516 | this patent Nov 2028 | Nov 2028 |
| US 9,518,835 | Term ended Mar 2026 | Mar 2026 |
| US 11,047,701 | Term ended Jul 2026 | Jul 2026 |
The applications whose file history this site holds. The family may have others.
Assignments
Assignment documents as recorded at the USPTO, oldest first, with the reel and frame each was recorded at. A recorded assignment is a filed document, not a statement of current ownership, and the absence of a later one is not evidence that the last one still stands.
| Recorded | Assignor | Assignee | Conveyance |
|---|---|---|---|
| Dec 22, 2006 Reel 18735, frame 375 | Vertelney, Laurie; Kohn, Daniel; Wollenberg, Steve; Smartt, Brian; Lima, Paul; Wels, Eric | Dash Navigation, Inc. | Assignment of Assignor's Interest |
| Feb 11, 2008 Reel 20487, frame 656 | Dash Navigation, Inc. | Triplepoint Capital LLC | Security Agreement |
| Oct 2, 2014 Reel 33886, frame 824 | Dash Navigation, Inc. | BlackBerry Corporation | Distribution Agreement |
| Nov 19, 2021 Reel 59094, frame 534 | Triplepoint Capital | Dash Navigation, Inc. | Release of Security Interest |
| Jun 19, 2023 Reel 63983, frame 991 | BlackBerry Corporation | Malikie Innovations Limited | Assignment of Assignor's Interest |
| Jun 20, 2023 Reel 63988, frame 105 | BlackBerry Corporation | Malikie Innovations Limited | Nunc Pro Tunc Assignment |
Sources
Google Patents · The patent document at USPTO · Assignment records at USPTO
USPTO account required: This application in Patent Center · USPTO's maintenance fee lookup
Maintenance fee events come from USPTO's own fee records. Its fee lookup asks for the patent number and the application number.
Free plan: 3 watched companies. Pro: unlimited.
Alerts on its grants, lapses and transfers.
What's changing
Nov 2028
Term ends Nov 13, 2028. No further fees fall due before then
Note
The 1080 days of patent term adjustment (USPTO delay) are read from the USPTO record, not recalculated by us
Citations
357
later US patents cite this one
That is top 1% of utility patents granted in 2013 in our data, the only group it is compared against.
How we rank
Every date shows its work: the base term, any term adjustment or extension, any disclaimer cap, and the maintenance fee record, each with a confidence tier. How this record was built
Computed patent terms end on the dates shown. Related patents and pending applications may cover overlapping subject matter.
In force means the term is running and no lapse is on record. It is not a finding that the patent is valid.